--- version: rssac002v4 service: a.root-servers.net start-period: '2022-09-03T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6547544157 dns-udp-queries-received-ipv6: 2265496344 dns-tcp-queries-received-ipv4: 639652905 dns-tcp-queries-received-ipv6: 179852892 dns-udp-responses-sent-ipv4: 6047889711 dns-udp-responses-sent-ipv6: 2260068709 dns-tcp-responses-sent-ipv4: 458588882 dns-tcp-responses-sent-ipv6: 179068871